stwmg.com has no MX records.
Question and response
Question
dig stwmg.com. MX
Answer
The response has no answer records.
Authority
stwmg.com. 3600 SOA NS35.WORLDNIC.com. namehost.WORLDNIC.com. 118061313 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0